Jinhao Silver Dragon Playing Pearl Roller Ball Pen with Jewelry on Top Jinhao has two type refills for their rollerball pens . One is push type while other is screw type . If your refill is push type ,you can purchase the jinhao or duke push type refills (ASIN :B0130LL8L0 ) . If you refill is screw type , it works with jinhao and montblanc screw type refill ( ASIN : B07K83RKQL) Capped length 140mm , Diameter 13.5mm , pen weight 85g Package : one pen and one pen pouch as picture shown 100% Satisfaction Guarantee : If there is any reason you do not like the pen ,just send us a message ,we can offer you a full refund or replacement !